Lawinenlagebericht

Banff Yoho Kootenay

Dec 27 – 28, 2011Parks Canada
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Archiviert · abgelaufen 15 years ago

Lawinengefahr

Tue
Wed
Hochgebirge
2 · Mässig
Waldgrenze
2 · Mässig
Unterhalb
1 · Gering

Kernpunkte

15-20cm fell at treeline and above in the last 24 hours, making for good tree skiing. An approaching weather system will mark a rise in avalanche danger starting on Wed. Amounts are uncertain, but it looks warm and wet. Stay tuned for updates. SH

Lawinenprobleme

  • Wind Slabs

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Possible - Likely
    Größe
    1–2
    Soft windslabs up to 30cm thick have formed in the immediate lees of ridgetops. These have been of low cohesion with not much significant mass. Expect moderate SW winds Tuesday in the alpine which will add thickness to these slabs.
  • Deep Persistent Slabs

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Unlikely - Possible
    Größe
    2–3
    Although we have seen less activity on this layer in the last week, light loads can still cause slides on the basal depth hoar/October rain crust. Steep, thin areas are the most prone to triggering. This is less prevalent in thicker snowpack areas.

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Intensity of incoming weather systems is uncertain on Wednesday

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